The Patagonia Down Sweater Vest is a versatile and eco-friendly sleeveless windproof vest. It is made with 100% recycled polyester and filled with 800-fill power down insulation, offering exceptional warmth and comfort. The vest features a durable water-repellent finish to shed light rain and snow. With its lightweight construction and compressible design, it can be easily packed into its own pocket for convenient storage. Whether you're hiking, skiing, or simply running errands, this vest is a reliable choice.